3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $obj->bar = "xyz"; $data = array("foo" => "bar"); $key = "foo"; // echo $obj->${data[$key]}; syntax error echo $obj->{$data[$key]}; $member = $data[$key]; echo $obj->${'member'}; echo $obj->{$member}; echo ${'data'}[$key]; // of course, this works echo ${data[$key]}; // of course, this works echo "\n${data[$key]}\n"; // of course, this works echo "{${'data'}[$key]}"; // of course, this works echo "{$data[$key]}";

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0060.01516.61
8.3.50.0070.00716.47
8.3.40.0170.00019.05
8.3.30.0070.00718.79
8.3.20.0030.00520.34
8.3.10.0030.00523.48
8.3.00.0000.00823.64
8.2.180.0060.01518.18
8.2.170.0070.00722.96
8.2.160.0100.00319.46
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0030.00718.09
8.2.120.0040.00426.35
8.2.110.0070.00319.46
8.2.100.0080.00417.84
8.2.90.0080.00019.07
8.2.80.0050.00317.97
8.2.70.0000.00817.75
8.2.60.0040.00418.16
8.2.50.0050.00318.10
8.2.40.0040.00420.59
8.2.30.0030.00319.54
8.2.20.0030.00617.79
8.2.10.0040.00418.00
8.2.00.0000.00718.16
8.1.280.0130.00325.92
8.1.270.0000.00823.82
8.1.260.0040.00828.09
8.1.250.0060.00328.09
8.1.240.0030.00623.79
8.1.230.0090.00317.82
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0040.00417.35
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0050.00318.51
8.1.160.0040.00422.18
8.1.150.0040.00418.82
8.1.140.0000.00819.60
8.1.130.0030.00317.60
8.1.120.0050.00217.46
8.1.110.0080.00017.46
8.1.100.0070.00017.46
8.1.90.0040.00417.49
8.1.80.0000.00717.40
8.1.70.0030.00317.45
8.1.60.0000.00817.49
8.1.50.0070.00417.51
8.1.40.0040.00417.39
8.1.30.0040.00417.66
8.1.20.0000.00817.50
8.1.10.0000.00717.55
8.1.00.0040.00417.38
8.0.300.0000.00818.77
8.0.290.0000.00716.88
8.0.280.0030.00318.42
8.0.270.0080.00017.25
8.0.260.0000.00617.19
8.0.250.0060.00317.01
8.0.240.0000.00717.00
8.0.230.0000.00716.96
8.0.220.0000.00716.98
8.0.210.0030.00316.91
8.0.200.0000.00617.01
8.0.190.0030.00416.89
8.0.180.0030.00616.95
8.0.170.0000.00816.92
8.0.160.0000.00716.79
8.0.150.0000.00816.86
8.0.140.0070.00016.78
8.0.130.0000.00513.44
8.0.120.0030.00616.82
8.0.110.0070.00016.97
8.0.100.0030.00516.79
8.0.90.0050.00316.96
8.0.80.0070.00716.94
8.0.70.0080.00016.95
8.0.60.0040.00416.90
8.0.50.0040.00416.77
8.0.30.0110.00917.11
8.0.20.0090.01117.40
8.0.10.0050.00317.05
8.0.00.0130.00716.77
7.4.330.0030.00316.77
7.4.320.0000.00616.50
7.4.300.0000.00816.63
7.4.290.0030.00316.60
7.4.280.0000.00916.48
7.4.270.0000.00716.51
7.4.260.0030.00316.50
7.4.250.0040.00416.41
7.4.240.0000.00816.50
7.4.230.0040.00416.39
7.4.220.0130.01016.46
7.4.210.0090.00616.39
7.4.200.0030.00316.68
7.4.160.0120.00616.39
7.4.150.0030.01317.40
7.4.140.0090.01117.86
7.4.130.0100.00616.58
7.4.120.0090.00816.48
7.4.110.0110.01116.42
7.4.100.0080.00816.54
7.4.90.0090.01216.68
7.4.80.0120.00919.39
7.4.70.0100.00716.45
7.4.60.0110.00616.65
7.4.50.0060.01016.49
7.4.40.0040.01216.55
7.4.30.0160.00316.50
7.4.10.0030.01514.82
7.4.00.0070.01015.02
7.3.330.0050.00013.16
7.3.320.0000.00913.19
7.3.310.0000.00716.27
7.3.300.0070.00016.36
7.3.290.0080.00916.34
7.3.280.0070.01116.31
7.3.270.0090.00617.40
7.3.260.0090.00816.51
7.3.250.0100.00716.34
7.3.240.0060.01116.39
7.3.230.0130.00716.68
7.3.210.0060.00916.25
7.3.200.0090.00616.44
7.3.190.0120.00416.48
7.3.180.0040.01216.39
7.3.170.0140.00316.52
7.3.160.0080.01116.46
7.3.130.0060.01315.02
7.3.120.0100.00714.81
7.3.110.0130.00614.80
7.3.100.0070.00714.91
7.3.90.0060.00614.92
7.3.80.0070.00414.85
7.3.70.0040.01214.74
7.3.60.0060.00614.80
7.3.50.0030.01014.68
7.3.40.0030.00714.72
7.3.30.0060.00614.85
7.3.20.0060.00916.75
7.3.10.0080.00716.67
7.3.00.0080.00616.40
7.2.330.0070.01016.51
7.2.320.0170.00016.49
7.2.310.0120.00816.71
7.2.300.0050.01116.40
7.2.290.0000.01516.78
7.2.260.0000.01715.31
7.2.250.0100.00714.84
7.2.240.0100.00715.17
7.2.230.0100.00714.96
7.2.220.0030.01314.72
7.2.210.0060.00614.59
7.2.200.0080.00814.91
7.2.190.0070.00714.88
7.2.180.0070.00715.28
7.2.170.0060.00314.99
7.2.160.0080.00415.08
7.2.150.0110.00416.84
7.2.140.0060.00617.05
7.2.130.0060.00516.75
7.2.120.0050.00816.81
7.2.110.0030.00816.80
7.2.100.0070.00916.71
7.2.90.0090.00416.89
7.2.80.0060.00916.80
7.2.70.0050.00816.88
7.2.60.0060.00716.77
7.2.50.0050.00716.71
7.2.40.0070.00716.98
7.2.30.0030.01016.69
7.2.20.0070.00716.82
7.2.10.0070.00716.69
7.2.00.0080.00417.63
7.1.330.0100.00715.75
7.1.320.0030.00915.71
7.1.310.0070.00715.88
7.1.300.0070.00315.46
7.1.290.0110.00415.86
7.1.280.0050.00515.70
7.1.270.0060.00315.84
7.1.260.0060.00315.75
7.1.250.0090.00215.80
7.1.240.0100.00315.63
7.1.230.0110.00015.81
7.1.220.0070.00715.80
7.1.210.0070.00715.74
7.1.200.0090.00215.81
7.1.190.0030.00616.02
7.1.180.0070.00715.59
7.1.170.0030.00715.61
7.1.160.0000.01116.04
7.1.150.0050.00315.64
7.1.140.0060.00915.65
7.1.130.0110.00315.80
7.1.120.0040.01115.78
7.1.110.0060.00315.51
7.1.100.0190.00916.96
7.1.90.0100.00615.94
7.1.80.0030.00715.82
7.1.70.0020.00716.63
7.1.60.0050.01317.55
7.1.50.0070.00916.13
7.1.40.0100.00315.75
7.1.30.0000.00915.74
7.1.20.0060.00615.72
7.1.10.0110.00315.96
7.1.00.0070.04219.10
7.0.330.0030.01215.40
7.0.320.0030.01015.37
7.0.310.0070.00715.20
7.0.300.0070.00715.44
7.0.290.0030.00715.19
7.0.280.0060.00315.05
7.0.270.0040.00715.37
7.0.260.0030.00915.47
7.0.250.0030.00915.60
7.0.240.0000.01315.47
7.0.230.0040.00415.40
7.0.220.0060.00615.27
7.0.210.0070.00715.16
7.0.200.0000.01016.19
7.0.190.0060.00315.12
7.0.180.0090.00015.53
7.0.170.0040.00815.26
7.0.160.0000.01315.39
7.0.150.0070.00715.37
7.0.140.0070.00715.38
7.0.130.0050.00515.15
7.0.120.0060.00615.28
7.0.110.0130.00015.37
7.0.100.0030.01015.09
7.0.90.0030.01015.32
7.0.80.0090.00315.28
7.0.70.0030.00715.04
7.0.60.0130.04418.65
7.0.50.0090.04016.53
7.0.40.0030.03216.77
7.0.30.0180.02516.67
7.0.20.0170.03216.93
7.0.10.0030.04716.77
7.0.00.0020.03516.67
5.6.400.0120.00314.25
5.6.390.0070.00714.23
5.6.380.0030.00614.61
5.6.370.0060.00614.09
5.6.360.0110.00614.20
5.6.350.0040.00414.32
5.6.340.0040.00414.38
5.6.330.0030.00714.33
5.6.320.0060.00614.48
5.6.310.0080.00314.57
5.6.300.0100.00714.45
5.6.290.0100.00714.34
5.6.280.0050.03617.69
5.6.270.0090.00614.22
5.6.260.0030.00614.64
5.6.250.0030.01014.34
5.6.240.0030.01014.32
5.6.230.0040.00714.05
5.6.220.0060.00314.29
5.6.210.0030.03517.63
5.6.200.0030.02616.16
5.6.190.0050.04517.55
5.6.180.0310.03317.46
5.6.170.0210.03517.45
5.6.160.0080.03317.44
5.6.150.0070.04416.12
5.6.140.0100.02516.26
5.6.130.0020.04516.30
5.6.120.0140.01717.76
5.6.110.0080.04217.61
5.6.100.0100.04517.82
5.6.90.0090.04317.71
5.6.80.0040.02417.29
5.6.70.0080.00614.46
5.6.60.0060.00914.06
5.6.50.0040.00914.00
5.6.40.0040.00814.29
5.6.30.0130.00014.10
5.6.20.0050.00814.15
5.6.10.0080.00314.23
5.6.00.0030.01114.13
5.5.380.0080.00813.97
5.5.370.0030.01013.69
5.5.360.0060.00613.86
5.5.350.0130.04517.12
5.5.340.0110.02315.80
5.5.330.0070.04717.20
5.5.320.0220.03717.00
5.5.310.0210.03817.23
5.5.300.0070.03315.82
5.5.290.0080.02615.81
5.5.280.0020.04917.32
5.5.270.0070.04417.47
5.5.260.0140.03917.49
5.5.250.0050.04017.33
5.5.240.0100.02217.05
5.5.230.0070.00413.79
5.5.220.0000.01213.85
5.5.210.0040.00714.09
5.5.200.0000.01013.80
5.5.190.0030.01013.96
5.5.180.0040.00713.67
5.5.170.0060.00613.82
5.5.160.0000.01014.07
5.5.150.0090.00313.92
5.5.140.0080.00313.83
5.5.130.0030.00713.84
5.5.120.0070.00413.77
5.5.110.0000.01413.88
5.5.100.0040.00713.96
5.5.90.0030.01513.81
5.5.80.0040.00813.81
5.5.70.0040.00713.89
5.5.60.0100.00313.95
5.5.50.0030.01013.73
5.5.40.0060.00613.77
5.5.30.0040.00814.04
5.5.20.0030.00613.54
5.5.10.0030.00713.80
5.5.00.0070.00713.79

preferences:
64.49 ms | 400 KiB | 5 Q